This home in Montana’s Bitterroot Valley was originally built for copper king Marcus Daly’s prize-winning horse, Tammany. In 2018 the family added a solar electric system. This historic structure has proudly gone solar.

The Montana Environmental Information Center (MEIC) claims Montana’s Public Service Commission illegally gave NorthWestern Energy a pass on buying enough energy from what are known as Community Renewable Energy Projects, or CREPs.